/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package com.baiyu.netty;

import com.baiyu.model.base.MocProtocolModel;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.codec.protobuf.ProtobufDecoder;
import io.netty.handler.codec.protobuf.ProtobufEncoder;
import io.netty.handler.codec.protobuf.ProtobufVarint32FrameDecoder;
import io.netty.handler.codec.protobuf.ProtobufVarint32LengthFieldPrepender;
import io.netty.handler.ssl.SslContext;
import io.netty.handler.timeout.IdleStateHandler;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;

@Service
@Slf4j
public class MocServerInitializer extends ChannelInitializer<SocketChannel> {
    @Resource
    private MocServerHandler mocServerHandler;

    private static final int MAX_CONTENT_LENGTH = 65536*1000;

    private final SslContext sslCtx;

    public MocServerInitializer(SslContext sslCtx) {
        this.sslCtx = sslCtx;
    }
    public MocServerInitializer() {
        this.sslCtx = null;
    }
    @Override
    public void initChannel(SocketChannel ch) throws Exception {
        ChannelPipeline pipeline = ch.pipeline();
        if (sslCtx != null) {
            pipeline.addLast(sslCtx.newHandler(ch.alloc()));
        }
        log.debug("-----------------initChannel--------------------{}",ch);
            pipeline.addLast(new RawDataLoggingHandler());
            pipeline.addLast(new ProtobufVarint32FrameDecoder());
            pipeline.addLast(new ProtobufDecoder(MocProtocolModel.MocProtocol.getDefaultInstance()));
            pipeline.addLast(new ProtobufVarint32LengthFieldPrepender());
            pipeline.addLast(new ProtobufEncoder());
            pipeline.addLast(new IdleStateHandler(30, 10, 0));
            pipeline.addLast(mocServerHandler);
    }
}
